The story tells the story of the 22-year-old beauty Ikaka (Hirose Alice) who received the 5 trillion yen inheritance from her late father, so she was attacked by her father’s brothers and sisters and wanted to kill her to take money. In order to protect her, she lived with the housekeeper Hashida. Masako (Miki Mizuno) hired the famous detective Chikumagawa Hikari (Takito Kenichi), who is a man of supernatural personality and paranoid. He will uncover his conspiracy before the assassin implements the murder plan, and he will explain his tricks and give them back. Brings a \”no crime, no murder\” reasoning drama